removeOldBackups.in: simplify sed by removing duplicate lines

1 files changed, 2 insertions, 1 deletions

diff --git a/removeOldBackups.in b/removeOldBackups.in
index c1602d2..145a6fd 100755
--- a/removeOldBackups.in
+++ b/removeOldBackups.in
@@ -64,7 +64,8 @@ backups=$(
       for dist in $(seq 0 20 365); do
         printf '/ %s \S\+$/p\n' \
           "$(date '+%m %Y' -d@$(($(date +%s)-24*60*60*${dist})))"
-      done
+      done | \
+        sort -u
     )"
 } | \
   cut -d' ' -f1 | \